163116334 has 4 divisors (see below), whose sum is σ = 244674504. Its totient is φ = 81558166.

The previous prime is 163116319. The next prime is 163116341. The reversal of 163116334 is 433611361.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40779082 + ... + 40779085.

It is an arithmetic number, because the mean of its divisors is an integer number (61168626).

Almost surely, 2^163116334 is an apocalyptic number.

163116334 is a deficient number, since it is larger than the sum of its proper divisors (81558170).

163116334 is an equidigital number, since it uses as much as digits as its factorization.

163116334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81558169.

The product of its digits is 3888, while the sum is 28.

The square root of 163116334 is about 12771.7005132441. The cubic root of 163116334 is about 546.3854814262.

Adding to 163116334 its reverse (433611361), we get a palindrome (596727695).

The spelling of 163116334 in words is "one hundred sixty-three million, one hundred sixteen thousand, three hundred thirty-four".